# TicketBox - a Proof of Participation (PoP) NFT dispenser built on top of zk-compression. ## Problem - Storing data on-chain, such as for NFT dispensers or airdrops, is costly on Solana using traditional accounts. - High storage costs hinder scalability and accessibility, especially for applications needing extensive state management (e.g., event participation tracking). ![Screenshot 2025-05-12 at 12.11.07](https://hackmd.io/_uploads/r1ceXZkbee.png) ## Solution TicketBox - A Cost-Efficient PoP NFT Dispenser - TicketBox uses ZK Compression on Solana to deliver a scalable, cost-effective Proof of Participation (PoP) system for NFTs. - Compresses on-chain state to slash storage costs while preserving Solana L1’s security and performance. ## TicketBox includes: - TicketBox Protocol: - A zk-NFT standard inspired by the Metaplex Core standard. - TicketBox: A zk-NFT dispenser protocol. Think of it like the Metaplex Candy Machine, but for zk-NFTs. - TicketBox Platform: Built on top of the TicketBox Protocol, this no-code tool allows event creators to easily create events and distribute zk-NFTs to users. Attendees can easily collect a Proof of Participation NFT by scanning a QR code.